Revenue (Narrative) (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||||
---|---|---|---|---|---|---|
Oct. 02, 2020 |
Oct. 02, 2020 |
Sep. 27, 2019 |
Oct. 02, 2020 |
Sep. 27, 2019 |
Dec. 31, 2019 |
|
Revenue from Contract with Customer [Abstract] | ||||||
Revenue, OTLs and STLs | $ 112 | $ 108 | $ 332 | $ 320 | ||
Revenue, remaining performance obligation | $ 2,800 | 2,800 | 2,800 | |||
Revenue, remaining performance obligation, expected satisfaction in next 12 months, percent | 51.00% | |||||
Revenue, remaining performance obligation, expected satisfaction in subsequent 12 months, percent | 22.00% | |||||
Contract with customer, asset, net | $ 67 | 67 | 67 | $ 77 | ||
Contract with customer, liability | $ 1,300 | $ 1,300 | 1,300 | $ 806 | ||
Contract with customer, liability, revenue recognized | $ 537 | $ 497 |